By using the F.O.I.L. method
539 cm^3
volume of the smaller cube is: 3•3•3 which equals 27.
volume of the bigger cube is: 8•8•8 which equals 512.
add those together and you get 539 cm^3
Answer:
https://www.wolframalpha.com/widgets/view.jsp?id=ecc4c3ee7c6b1f12d078f6541a983c2d
use that it will give you a step by step answer.
Answer:

Step-by-step explanation:
To find the LCM of two numbers, factorize both these numbers:

These two numbers have the common factor of 
Now multiply this common factor by the remaining factors:

Therefore, the LCM is 952.